199483730 has 16 divisors (see below), whose sum is σ = 364129344. Its totient is φ = 78669360.

The previous prime is 199483727. The next prime is 199483811. The reversal of 199483730 is 37384991.

It is a happy number.

199483730 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139772 + ... + 141191.

It is an arithmetic number, because the mean of its divisors is an integer number (22758084).

Almost surely, 2^199483730 is an apocalyptic number.

199483730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

199483730 is a deficient number, since it is larger than the sum of its proper divisors (164645614).

199483730 is a wasteful number, since it uses less digits than its factorization.

199483730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281041.

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 199483730 is about 14123.8709283256. The cubic root of 199483730 is about 584.2999198346.

The spelling of 199483730 in words is "one hundred ninety-nine million, four hundred eighty-three thousand, seven hundred thirty".